21960375

素因数分解:

$3^1\times 5^3\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 36873408

約数和(自身を除く): 14913033

約数列:

[1, 3, 5, 15, 25, 75, 125, 157, 373, 375, 471, 785, 1119, 1865, 2355, 3925, 5595, 9325, 11775, 19625, 27975, 46625, 58561, 58875, 139875, 175683, 292805, 878415, 1464025, 4392075, 7320125, 21960375]

約数ペア:

[(1, 21960375), (3, 7320125), (5, 4392075), (15, 1464025), (25, 878415), (75, 292805), (125, 175683), (157, 139875), (373, 58875), (375, 58561), (471, 46625), (785, 27975), (1119, 19625), (1865, 11775), (2355, 9325), (3925, 5595)]